JP2000143576A - 接触酸化による、2,3,5―トリメチル―p―ベンゾキノンの精製および製造のための方法 - Google Patents
接触酸化による、2,3,5―トリメチル―p―ベンゾキノンの精製および製造のための方法Info
- Publication number
- JP2000143576A JP2000143576A JP11285926A JP28592699A JP2000143576A JP 2000143576 A JP2000143576 A JP 2000143576A JP 11285926 A JP11285926 A JP 11285926A JP 28592699 A JP28592699 A JP 28592699A JP 2000143576 A JP2000143576 A JP 2000143576A
- Authority
- JP
- Japan
- Prior art keywords
- tmq
- crystallization
- tmp
- mixture
- catalytic oxidation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
- C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
- C07C46/08—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/02—Quinones with monocyclic quinoid structure
- C07C50/04—Benzoquinones, i.e. C6H4O2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/10—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19846003.1 | 1998-10-06 | ||
DE19846003A DE19846003A1 (de) | 1998-10-06 | 1998-10-06 | Verfahren zur Reinigung und Isolierung von 2,3,5-Trimethyl-p-benzochinon |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2000143576A true JP2000143576A (ja) | 2000-05-23 |
Family
ID=7883573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11285926A Withdrawn JP2000143576A (ja) | 1998-10-06 | 1999-10-06 | 接触酸化による、2,3,5―トリメチル―p―ベンゾキノンの精製および製造のための方法 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0992478B1 (zh) |
JP (1) | JP2000143576A (zh) |
KR (1) | KR20000028822A (zh) |
CN (1) | CN1168695C (zh) |
AT (1) | ATE232194T1 (zh) |
DE (2) | DE19846003A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021104949A (ja) * | 2019-12-26 | 2021-07-26 | 昭和電工株式会社 | 高重合性n−ビニルカルボン酸アミド単量体の製造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3016928B1 (de) * | 2013-07-02 | 2017-08-09 | Basf Se | Verfahren zur herstellung von 2,3,5-trimethylbenzochinon durch oxidation von 2,3,6-trimethylphenol |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL39225A (en) * | 1971-05-17 | 1975-07-28 | Sparamedica Ag | Process for the manufacture of methyl substituted p-benzoquinones |
FR2268779A1 (en) * | 1974-04-23 | 1975-11-21 | Rhone Poulenc Ind | Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's bases |
JPH0645567B2 (ja) * | 1985-09-24 | 1994-06-15 | 三菱瓦斯化学株式会社 | 酸化反応液の精製法 |
-
1998
- 1998-10-06 DE DE19846003A patent/DE19846003A1/de not_active Withdrawn
-
1999
- 1999-10-05 KR KR1019990042720A patent/KR20000028822A/ko not_active Application Discontinuation
- 1999-10-05 AT AT99119143T patent/ATE232194T1/de not_active IP Right Cessation
- 1999-10-05 EP EP99119143A patent/EP0992478B1/de not_active Expired - Lifetime
- 1999-10-05 DE DE59904211T patent/DE59904211D1/de not_active Expired - Fee Related
- 1999-10-06 JP JP11285926A patent/JP2000143576A/ja not_active Withdrawn
- 1999-10-06 CN CNB991224167A patent/CN1168695C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021104949A (ja) * | 2019-12-26 | 2021-07-26 | 昭和電工株式会社 | 高重合性n−ビニルカルボン酸アミド単量体の製造方法 |
JP7447487B2 (ja) | 2019-12-26 | 2024-03-12 | 株式会社レゾナック | 高重合性n-ビニルカルボン酸アミド単量体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1168695C (zh) | 2004-09-29 |
EP0992478A1 (de) | 2000-04-12 |
DE59904211D1 (de) | 2003-03-13 |
KR20000028822A (ko) | 2000-05-25 |
DE19846003A1 (de) | 2000-04-13 |
CN1254704A (zh) | 2000-05-31 |
EP0992478B1 (de) | 2003-02-05 |
ATE232194T1 (de) | 2003-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A300 | Application deemed to be withdrawn because no request for examination was validly filed |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20070109 |